package com.sub.extend;

/**
 * @ClassName GrandFather
 * @Description: TODO
 * @Author Submerge.
 * @Since 2023/12/26 11:40
 * @Version 1.0
 */

public class GrandFather {

    private int age = 50;

    public void setAge(int age) {
        this.age = age;
    }

    public int getAge() {
        return age;
    }
}
